AutoCAD is a powerful CAD software that is widely used for 2D drafting and 3D design. To switch to 3D view in AutoCAD, you can use the ViewCube or the Navigation bar. The ViewCube is a small cube at the top right corner of the drawing area that allows you to rotate the model to view it from different angles. Simply click and drag on the faces of the cube to rotate the view. The Navigation bar, on the other hand, provides additional tools for navigating in 3D space, such as orbit, pan, and zoom. You can find the Navigation bar at the bottom right corner of the drawing area. To enable it, type in NAVBAR and set the value to 1. With these tools, you can easily switch to 3D view and manipulate your 3D models with ease. AutoCAD also offers a variety of 3D modeling tools, such as extrude, revolve, and sweep, to help you create complex 3D geometries. By mastering these tools, you can efficiently design and visualize your 3D projects in AutoCAD. In addition, using layers and viewports can help you manage and present your 3D models more effectively. By organizing your model into different layers, you can control the visibility of different components and make the editing process more efficient. Viewports allow you to create different views of your 3D model on the same layout, making it easier to generate detailed drawings and presentations. Overall, AutoCAD provides a comprehensive set of tools for creating and viewing 3D models. By familiarizing yourself with its 3D viewing and modeling features, you can unleash the full potential of this powerful software for your design and drafting projects.